Investments (Tables)

9 Months Ended

Sep. 30, 2021

Investments, Debt and Equity Securities [Abstract]


	September 30, 2021
Available-for-Sale Securities	Amortized Cost		Estimated Fair Value
Within one year	$	—	$	—
After one year through five years	3,349		3,659
After five years through ten years	94,640		97,424
After ten years	406,424		416,847
	504,413		517,930
Investment securities not due at a single maturity date:

U.S. Government agencies	489		505
U.S. Government sponsored entities and agencies collateralized by residential mortgage obligations	226,027		228,045
Private label mortgage and asset backed securities	255,324		253,756
Corporate debt securities	59,500		60,126
Total available-for-sale	$	1,045,753	$	1,060,362

Available-for-sale securities reconciliation

The following table sets forth the carrying values and estimated fair values of our investment securities portfolio at the dates indicated (in thousands):


	September 30, 2021
Available-for-Sale Securities	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
Debt securities:
U.S. Treasury securities	$	9,988	$	22	$	—	$	10,010
U.S. Government agencies	489		16		—		505
Obligations of states and political subdivisions	494,425		15,844		(2,349)		507,920
U.S. Government sponsored entities and agencies collateralized by residential mortgage obligations	226,027		2,837		(819)		228,045
Private label mortgage and asset backed securities	255,324		1,184		(2,752)		253,756
Corporate debt securities	59,500		878		(252)		60,126
Total available-for-sale	$	1,045,753	$	20,781	$	(6,172)	$	1,060,362


	December 31, 2020
Available-for-Sale Securities	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Estimated Fair Value
Debt securities:

U.S. Government agencies	$	651	$	29	$	—	$	680
Obligations of states and political subdivisions	361,734		18,170		(339)		379,565
U.S. Government sponsored entities and agencies collateralized by residential mortgage obligations	214,203		3,575		(1,480)		216,298
Private label mortgage and asset backed securities	82,413		1,337		(242)		83,508
Corporate debt securities	30,000		260		(219)		30,041
Total available-for-sale	$	689,001	$	23,371	$	(2,280)	$	710,092

Realized gains and losses

Proceeds and gross realized gains (losses) from the sales or calls of investment securities for the periods ended September 30, 2021 and 2020 are shown below (in thousands):


	For the Three Months Ended September 30,				For the Nine Months Ended September 30,
Available-for-Sale Securities	2021		2020		2021		2020
Proceeds from sales or calls	$	10,170	$	25,442	$	10,760	$	147,811
Gross realized gains from sales or calls	117		1,035		117		5,539
Gross realized losses from sales or calls	—		(978)		(79)		(1,342)